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|---|---|---|---|---|---|---|---|---|---|---|---|
https://hackaday.com/2024/05/20/trying-to-build-a-communications-device-with-a-1-pound-laser-and-a-7805/ | Trying To Build A Communications Device With A 1-Pound Laser And A 7805 | Lewin Day | [
"Laser Hacks"
] | [
"laser",
"laser diode"
] | You can get a red laser diode pretty cheap these days—as cheap as £1 in fact. [Beamer] had purchased one himself, but quickly grew bored with just pointing it at the walls. He decided to figure out if he could use it for some kind of communication,
and whipped up a circuit to test it out
.
To do the job, he designed a ... | 28 | 12 | [
{
"comment_id": "6760499",
"author": "Boris the Spider",
"timestamp": "2024-05-20T20:51:10",
"content": "When I read the title, I was thinking it was a weighty HeNe or argon laser – not a £1 laser diode – a HeNe laser would be much harder to blink without additional hardware",
"parent_id": null,... | 1,760,371,911.093036 | ||
https://hackaday.com/2024/05/20/etch-a-sketch-camera-is-open-source/ | Etch-A-Sketch Camera Is Open Source | Lewin Day | [
"Toy Hacks"
] | [
"brushless motors",
"etch a sketch",
"motors"
] | The Etch-a-Sketch was a great toy if you were somehow born with the talent to use it. For the rest of us, it was a frustrating red brick filled with weird grey sand. [Every Flavor of Robot] has taken the irritating knob-encrusted oblong and turned it into something we can all enjoy, however,
by building an Etch-a
-Sket... | 4 | 2 | [
{
"comment_id": "6760482",
"author": "biuro",
"timestamp": "2024-05-20T19:30:45",
"content": "I guess etch a sketch could be used as a soap dispenser at the airport, eh?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760703",
"author": "The Commenter Form... | 1,760,371,910.935411 | ||
https://hackaday.com/2024/05/20/supercon-2023-exploring-the-elegance-of-the-voja4/ | Supercon 2023: Exploring The Elegance Of The Voja4 | Tom Nardi | [
"cons",
"Hackaday Columns"
] | [
"2023 Hackaday Supercon",
"assembly language",
"instruction set",
"Voja Antonic"
] | When you design an electronic badge, the goal is to make a device that’s interesting and has enough depth to keep your attendees engaged for the duration of the con but not so complicated that they can’t become proficient with it before they have to head home. It’s a difficult balance to nail down, and truth be told, n... | 7 | 2 | [
{
"comment_id": "6760457",
"author": "Karman",
"timestamp": "2024-05-20T18:11:13",
"content": "I could not attend neither EEUU nor EU conferences. I would like to buy one of these badges. Is there any chance it can go live on tindie (for example)?",
"parent_id": null,
"depth": 1,
"repli... | 1,760,371,910.577902 | ||
https://hackaday.com/2024/05/20/how-to-lace-cables-like-its-1962/ | How To Lace Cables Like It’s 1962 | Donald Papp | [
"classic hacks",
"how-to"
] | [
"cable harness",
"cable lacing",
"cable wrapping",
"retrotechtacular",
"vintage"
] | Cable harnesses made wire management a much more reliable and consistent affair in electronic equipment, and while things like printed circuit boards have done away with many wires, cable harnessing still has its place today.
Here is a short how-to on how to lace cables
from a 1962 document, thoughtfully made available... | 34 | 21 | [
{
"comment_id": "6760424",
"author": "Gareth",
"timestamp": "2024-05-20T16:24:58",
"content": "That’s how I was taught in 1992!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6760485",
"author": "Steve",
"timestamp": "2024-05-20T19:41:49",
... | 1,760,371,911.020782 | ||
https://hackaday.com/2024/05/20/single-stage-to-orbit-the-launch-technology-we-wish-was-real/ | Single-Stage-to-Orbit: The Launch Technology We Wish Was Real | Lewin Day | [
"Space"
] | [
"orbit",
"rocket",
"rocketry",
"single stage to orbit",
"space",
"spacecraft"
] | Reaching orbit around Earth is an incredibly difficult feat. It’s a common misconception that getting into orbit just involves getting very high above the ground — the real trick is going sideways
very, very fast.
Thus far, the most viable way we’ve found to do this is with big, complicated multi-stage rockets that she... | 72 | 19 | [
{
"comment_id": "6760403",
"author": "Alan Sailer",
"timestamp": "2024-05-20T15:39:32",
"content": "Great write-up. One correction, the Saturn V was a three stage engine. Unless you count the LM and the command modules. But these two engines reached orbit on the first three stages…Cheers.",
"par... | 1,760,371,910.895369 | ||
https://hackaday.com/2024/05/20/try-image-classification-running-in-your-browser-thanks-to-webgpu/ | Try Image Classification Running In Your Browser, Thanks To WebGPU | Donald Papp | [
"Artificial Intelligence",
"Software Development"
] | [
"computer vision",
"image classification",
"webgpu"
] | When something does zero-shot image classification, that means it’s able to make judgments about the contents of an image without the user needing to train the system beforehand on what to look for.
Watch it in action with this online demo
, which uses WebGPU to implement CLIP (Contrastive Language–Image Pre-training) ... | 3 | 2 | [
{
"comment_id": "6760374",
"author": "Ostracus",
"timestamp": "2024-05-20T12:53:53",
"content": "Might come in handy cruising Pinterest.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6760386",
"author": "mirror1",
"timestamp": "2024-05-20T13... | 1,760,371,911.185973 | ||
https://hackaday.com/2024/05/20/finding-and-resurrecting-archie-the-internets-first-search-engine/ | Finding And Resurrecting Archie: The Internet’s First Search Engine | Maya Posch | [
"internet hacks"
] | [
"archie",
"search engine"
] | Back in the innocent days of the late 1980s the Internet as we know it today did not exist yet, but there were still plenty of FTP servers. Since manually keeping track of all of the files on those FTP server would be a royal pain, [Alan Emtage] set to work in 1986 to create an indexing and search service called Archie... | 11 | 4 | [
{
"comment_id": "6760333",
"author": "Zoe Nagy",
"timestamp": "2024-05-20T08:59:48",
"content": "Good old scavenger hunt!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760372",
"author": "TG",
"timestamp": "2024-05-20T12:37:17",
"content": "Prett... | 1,760,371,910.631441 | ||
https://hackaday.com/2024/05/19/diy-eye-and-face-tracking-for-the-valve-index-vr-headset/ | DIY Eye And Face Tracking For The Valve Index VR Headset | Donald Papp | [
"Virtual Reality"
] | [
"eye tracking",
"face tracking",
"mouth tracking",
"valve",
"vr"
] | The Valve Index VR headset has been around for a few years now. It doesn’t come with eye or face tracking, but that didn’t stop inspired folks like [Physics-Dude] from
adding DIY solutions in elegant and effective ways
using a combination of hardware, open software, and 3D printable parts.
The whole assembly integrates... | 11 | 5 | [
{
"comment_id": "6760346",
"author": "Adam Prest",
"timestamp": "2024-05-20T10:27:51",
"content": "Still surprises me that the valve index is still one of the top tier PC VR headsets in 2024.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760365",
"author... | 1,760,371,910.528459 | ||
https://hackaday.com/2024/05/19/radio-caroline-at-60/ | Radio Caroline At 60 | Al Williams | [
"Radio Hacks"
] | [
"pirate radio",
"radio caroline"
] | In the 1960s, if you were a teenager in the United States, a big part of your life was probably music. There was a seemingly endless supply of both radio stations and 45s to keep you entertained. In the UK and other countries, though, the government held a monopoly on broadcasting, and they were not always enthralled w... | 11 | 10 | [
{
"comment_id": "6760260",
"author": "Feinfinger (super villain in nostalgy mode)",
"timestamp": "2024-05-20T02:14:06",
"content": "\\o/",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760318",
"author": "Menno",
"timestamp": "2024-05-20T08:27:59",
... | 1,760,371,911.144296 | ||
https://hackaday.com/2024/05/19/hackaday-links-may-19-2024/ | Hackaday Links: May 19, 2024 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links"
] | [
"api",
"aurora",
"Carrington",
"Clippy",
"geomagnetic",
"grid",
"hackaday links",
"HOPE XV",
"IoT",
"northern lights",
"Rinnai",
"rubber",
"security",
"solar storm",
"Starlink",
"sunspot",
"tire",
"wheelwright"
] | If there was one question we heard most often this week, it was “Did you see it?” With “it” referring to
the stunning display of aurora borealis
— and australis, we assume — on and off for several days. The major outburst here in North America was actually late last week, with aurora extending as far south as Puerto Ri... | 5 | 4 | [
{
"comment_id": "6760226",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-20T00:07:44",
"content": "Death (again) to Clippy!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760232",
"author": "The Commenter Formerly Known As Ren",
... | 1,760,371,910.678025 | ||
https://hackaday.com/2024/05/19/lost-foam-casting-in-action/ | Lost Foam Casting In Action | Jenny List | [
"how-to"
] | [
"casting",
"lost foam",
"metal casting"
] | Even though not all of us will do it, many of us are interested in the art of casting metal. It remains a process that’s not out of reach, though, especially for metals such as aluminium whose melting points are reachable with a gas flame. The video below the break takes us through the aluminium casting process by show... | 19 | 4 | [
{
"comment_id": "6760184",
"author": "Totally real person #238239 (Not a bot)",
"timestamp": "2024-05-19T22:07:16",
"content": "The kind of guy every vintage bike owner wishes was his in-law. The casting quality on those fins is really impressive for shop-made, incredible that you can get that witho... | 1,760,371,911.251192 | ||
https://hackaday.com/2024/05/19/scott-manley-explains-gps-jamming/ | [Scott Manley] Explains GPS Jamming | Al Williams | [
"gps hacks"
] | [
"gps"
] | We always think of [Scott Manley] as someone who knows a lot about rockets. So, if you think about it, it isn’t surprising he’s talking about GPS — after all, the system uses satellites. GPS is used in everything these days, and other forms of navigation are starting to fall by the wayside. However, the problem is that... | 46 | 10 | [
{
"comment_id": "6760125",
"author": "captnmike",
"timestamp": "2024-05-19T18:25:09",
"content": "Spoofing to change the course of a ship was demonstrated several years ago, as a R&D proof of concept. But today GPS is used by many and very valuable, however I think we have became too reliant on it.... | 1,760,371,911.335754 | ||
https://hackaday.com/2024/05/19/this-wifi-filament-sensor-is-unnecessary-but-awesome/ | This WiFi Filament Sensor Is Unnecessary, But Awesome | Tom Nardi | [
"3d Printer hacks",
"Microcontrollers"
] | [
"ESP32",
"filament sensor",
"hall effect sensor"
] | As desktop 3D printers have inched towards something resembling the mainstream, manufacturers have upped their game across the board. Even the quality of filament that you can get today is far better than what was on the market in the olden days, back when a printer made out of laser-cut birch wasn’t an uncommon sight ... | 3 | 2 | [
{
"comment_id": "6760088",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-19T16:14:15",
"content": "I’m just checking in to say that “WInFIDEL” is a pretty catchy name!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760133",
"autho... | 1,760,371,912.215995 | ||
https://hackaday.com/2024/05/19/rediscovering-the-nile-the-ancient-river-that-was-once-overlooked-by-the-egyptian-pyramids/ | Rediscovering The Nile: The Ancient River That Was Once Overlooked By The Egyptian Pyramids | Maya Posch | [
"History"
] | [
"egypt",
"ground penetrating radar",
"pyramid",
"Synthetic aperture radar"
] | Although we usually imagine the conditions in Ancient Egypt to be much like the Egypt of today, back during the Holocene there was significantly more rain as a result of the African Humid Period (AHP). This translated in the river Nile stretching far beyond its current range, with many more branches. This knowledge led... | 23 | 7 | [
{
"comment_id": "6760039",
"author": "BT",
"timestamp": "2024-05-19T11:36:48",
"content": "Climate change even then.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6760057",
"author": "John Spencer",
"timestamp": "2024-05-19T13:26:10",
... | 1,760,371,912.045877 | ||
https://hackaday.com/2024/05/19/mobius-string-robot-goes-round-and-round/ | Möbius String Robot Goes Round And Round | Al Williams | [
"Robots Hacks",
"Science"
] | [
"hydrogel",
"mobius strip",
"soft robot"
] | While it doesn’t look like a traditional robot, the
hydrogel robot
from [Zi Liang Wu] forms a möbius strip and can be activated by light. They also experimented with shaping the hydrogels as a Seifert ribbon.
The key is that the hydrogels contain gold nanoparticles. Light heats the gold particles and this causes the h... | 9 | 5 | [
{
"comment_id": "6760051",
"author": "Pretty cool",
"timestamp": "2024-05-19T13:16:19",
"content": "wowmobius strip robotthat’s creative!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6760063",
"author": "Piotrsko",
"timestamp": "2024-05-19T14:01:28",... | 1,760,371,911.97916 | ||
https://hackaday.com/2024/05/18/a-tiny-tuner-for-the-low-power-ham/ | A Tiny Tuner For The Low Power Ham | Jenny List | [
"Radio Hacks"
] | [
"antenna tuner",
"matching network",
"QRP"
] | Something that all radio amateurs encounter sooner or later is the subject of impedance matching. If you’d like to make sure all that power is transferred from your transmitter into the antenna and not reflected back into your power amplifier, there’s a need for the impedance of the one to match that of the other. Most... | 10 | 5 | [
{
"comment_id": "6759974",
"author": "scott_tx",
"timestamp": "2024-05-19T05:08:01",
"content": "that headline makes me want to say ‘Tina Turner’.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759991",
"author": ".",
"timestamp": "2024-05-1... | 1,760,371,911.830141 | ||
https://hackaday.com/2024/05/18/m1-development-board-from-scraps/ | M1 Development Board From Scraps | Bryan Cockfield | [
"Mac Hacks"
] | [
"apple",
"arm",
"developer transition kit",
"development",
"dtk",
"M1",
"mac",
"mac mini",
"pcb",
"repair"
] | Apple is fairly notorious for building devices that are difficult to repair, but with the right tools it’s often not completely impossible to circumvent some of their barriers. As they say, every lock has a key. [dosdude1] has wanted a specific M1 development board for a while now and has been slowly piecing together e... | 29 | 5 | [
{
"comment_id": "6759946",
"author": "Oscar Goldman",
"timestamp": "2024-05-19T02:35:34",
"content": "I had a (most likely) 50-cent part go bad in my iMac when it was relatively new, a thermal sensor. I found out where it was on the motherboard, but the manufacturer had created an Apple-specific par... | 1,760,371,912.418545 | ||
https://hackaday.com/2024/05/18/hack-your-own-adventure-story-with-yarn-spinner/ | Hack Your Own Adventure Story With Yarn Spinner | Al Williams | [
"Games"
] | [
"adventure game",
"programmed instruction"
] | We are big fans of programmed texts for education. You know, the kind where you answer a question and go to a new page based on your answer. But they can also be entertaining “choose your own adventure” stories. You might say, “You are standing in front of an oak door, two meters high, with an iron handle. Do you a) op... | 8 | 7 | [
{
"comment_id": "6759912",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-18T23:10:02",
"content": "Just have an LLM write it.B^)",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759970",
"author": "david",
"timestamp":... | 1,760,371,911.876952 | ||
https://hackaday.com/2024/05/17/improved-3d-scanning-rig-adds-full-sized-camera-support/ | Improved 3D Scanning Rig Adds Full-Sized Camera Support | Bryan Cockfield | [
"News"
] | [
"3d scanner",
"camera",
"dslr",
"gcode",
"grammetry",
"photo",
"scanner"
] | There are plenty of reasons to pick up or build a 3D scanner. Modeling for animation or special effects, reverse engineering or designing various devices or products, and working with fabrics and clothing are all well within the wide range of uses for these tools. [Vojislav] built one a few years ago which used an arra... | 3 | 2 | [
{
"comment_id": "6759665",
"author": "Ostracus",
"timestamp": "2024-05-18T02:12:32",
"content": "Make their modeling job easier.https://youtu.be/dX9CGRZwD-w",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6759725",
"author": "helge",
"timestamp": "2024-... | 1,760,371,912.254958 | ||
https://hackaday.com/2024/05/17/emulating-biology-for-robots-with-rolling-contact-joints/ | Emulating Biology For Robots With Rolling Contact Joints | Maya Posch | [
"Robots Hacks"
] | [
"joint",
"rolling contact joint"
] | Joints are an essential part in robotics, especially those that try to emulate the motion of (human) animals. Unlike the average automaton, animals are not outfitted with bearings and similar types of joints, but rather rely sometimes on ball joints and a lot on rolling contact joints (RCJs). These RCJs have the advant... | 9 | 8 | [
{
"comment_id": "6759626",
"author": "Graham",
"timestamp": "2024-05-17T21:13:51",
"content": "Great video. Thank you.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6759672",
"author": "Joits",
"timestamp": "2024-05-18T02:35:04",
"content": "Searc... | 1,760,371,911.93076 | ||
https://hackaday.com/2024/05/17/raspberry-pi-files-paperwork-with-the-london-stock-exchange/ | Raspberry Pi Files Paperwork With The London Stock Exchange | Jenny List | [
"News",
"Raspberry Pi"
] | [
"IPO",
"raspberry pi",
"stock market"
] | If you’re a regular visitor to the Raspberry Pi website and you have a sharp eye, you may have noticed during the last few days a new link has appeared in their footer. Labelled “
Investor relations
“, it holds links to the
documents filed with the London Stock Exchange
of their intention to float. In other words, it’s... | 27 | 12 | [
{
"comment_id": "6759577",
"author": "TG",
"timestamp": "2024-05-17T18:34:53",
"content": "I suppose it was too good to last. It will be embrace-extend-extinguished by a rival tech company fairly quickly. It would be foolish if somebody did not embrace this strategy, although it will be unfortunate ... | 1,760,371,912.169648 | ||
https://hackaday.com/2024/05/17/hackaday-podcast-episode-271-audio-delay-in-a-hose-ribbon-cable-repair-and-diy-hacker-metrology/ | Hackaday Podcast Episode 271: Audio Delay In A Hose, Ribbon Cable Repair, And DIY Hacker Metrology | Al Williams | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | What did Hackaday Editors Elliot Williams and Al Williams find interesting on Hackaday this week? Well, honestly, all the posts, but they had to pick some to share with you in the podcast below. There’s news about SuperCon 2024, and failing insulin pumps. After a mystery sound, the guys jump into reverbing garden hoses... | 0 | 0 | [] | 1,760,371,912.094315 | ||
https://hackaday.com/2024/05/17/nature-vs-nurture-in-beethovens-genome/ | Nature Vs Nurture In Beethoven’s Genome | Navarre Bartz | [
"Musical Hacks",
"Science"
] | [
"Beethoven",
"genetics",
"music"
] | When it comes to famous musicians, Beethoven is likely to hit most top ten charts. Researchers recently peered into his genome to see if they could
predict his talent by DNA alone
.
Using a previously-identified polygenetic index (PGI) for musical talent, which finds the propensity of certain genes to influence a given... | 19 | 7 | [
{
"comment_id": "6759536",
"author": "Dude",
"timestamp": "2024-05-17T15:56:22",
"content": "How do you know how well Beethoven could keep a beat? Did anyone ever measure him?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759571",
"author": "TG",
... | 1,760,371,912.479123 | ||
https://hackaday.com/2024/05/17/this-week-in-security-the-time-kernel-org-was-backdoored-and-other-stories/ | This Week In Security: The Time Kernel.org Was Backdoored And Other Stories | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"Ebury",
"ssh",
"This Week in Security"
] | Researchers at Eset have published
a huge report on the Ebury malware/botnet
(
pdf
), and one of the high profile targets of this campaign was part of the kernel.org infrastructure. So on one hand, this isn’t new news, as the initial infection happened back in 2011, and
was reported then
. On the other hand, according ... | 1 | 1 | [
{
"comment_id": "6760127",
"author": "Rebellion",
"timestamp": "2024-05-19T18:30:58",
"content": "I like the behind the curtain reference on that one. Iron curtain I would imagine….",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,371,912.517428 | ||
https://hackaday.com/2024/05/17/betta-aims-to-bring-wire-edm-to-the-desktop/ | Betta Aims To Bring Wire EDM To The Desktop | Dan Maloney | [
"cnc hacks"
] | [
"cnc",
"CoreXY",
"desktop manufacturing",
"EDM",
"Electrical Discharge Machining",
"machining",
"wire EDM"
] | Just as practical nuclear fusion has been “only 20 years away” for the last 80 years or so, the promise of electrical discharge machining (EDM) in the home shop seems to always be just around the corner. It’s hard to understand why this is so — EDM is electrically and mechanically more complicated than traditional subt... | 35 | 15 | [
{
"comment_id": "6759484",
"author": "shinsukke",
"timestamp": "2024-05-17T11:16:35",
"content": "Don’t really know much about manufacturing so its the first I’ve heard of wire EDM. Seems pretty cool.As I grow older and my projects start getting more complex, I am realising that a “good” design is o... | 1,760,371,912.588725 | ||
https://hackaday.com/2024/05/18/how-italians-got-their-power/ | How Italians Got Their Power | Jenny List | [
"History"
] | [
"italy",
"mains voltage",
"power connector"
] | We take for granted that electrical power standards are generally unified across countries and territories. Europe for instance has a standard at 230 volts AC, with a wide enough voltage acceptance band to accommodate places still running at 220 or 240 volts. Even the sockets maintain a level of compatibility across te... | 28 | 13 | [
{
"comment_id": "6759861",
"author": "Joseph Eoff",
"timestamp": "2024-05-18T20:38:00",
"content": "Well, that clears up the mystery of the 155VAC setting on the Blaupunkt Granada tube radio my wife owns. Her parents bought it in the 1960s. I’ve always wondered why it had a setting for 155VAC.The ... | 1,760,371,912.798354 | ||
https://hackaday.com/2024/05/18/students-leaf-blower-suppressor-to-hit-retail/ | Students’ Leaf Blower Suppressor To Hit Retail | Tom Nardi | [
"home hacks",
"Tool Hacks"
] | [
"3D printed enclosure",
"lawn care",
"leaf blower",
"suppressor"
] | Electric leaf blowers are already far quieter than their gas-powered peers, but they still aren’t the kind of thing you’d like to hear first-thing on a Saturday morning. Looking to improve on the situation, a group of students from Johns Hopkins University have successfully designed a 3D printed add-on that manages to
... | 81 | 16 | [
{
"comment_id": "6759814",
"author": "Jon H",
"timestamp": "2024-05-18T17:11:33",
"content": "They’re using an electric leafblower in the video, which already gets rid of most of the noise by ditching the gas engine.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,371,913.020028 | ||
https://hackaday.com/2024/05/18/about-right/ | About Right | Elliot Williams | [
"Hackaday Columns",
"Rants"
] | [
"measurement",
"metrology",
"newsletter"
] | I really enjoyed reading Anne Ogborn’s piece on
making simple DIY measurement devices for physical quantities
like force, power, and torque. It is full of food for thought, if you’re building something small with motors and need to figure out how to spec them out.
A Push Stick
Aside from a few good examples, what I rea... | 2 | 1 | [
{
"comment_id": "6759893",
"author": "reg",
"timestamp": "2024-05-18T22:15:46",
"content": "Push stick my ass, that is a pocket penetrometer, or a nyman probe.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6760432",
"author": "Elliot Williams",
... | 1,760,371,912.635288 | ||
https://hackaday.com/2024/05/18/flexures-keep-this-printed-displacement-sensor-in-line/ | Flexures Keep This Printed Displacement Sensor In Line | Dan Maloney | [
"Tool Hacks"
] | [
"compliant mechanism",
"dial indicator",
"flexure",
"metrology",
"opto-interrupter",
"phototransistor"
] | When the job at hand is measuring something with micron-range precision, thoughts generally turn to a tool with a Mitutoyo or Starrett nameplate. But with a clever design and a little electronics know-how, it turns out you can 3D print
a displacement sensor for measuring in the micron range
for only about $10.
While th... | 5 | 3 | [
{
"comment_id": "6759745",
"author": "C. Scott Ananian",
"timestamp": "2024-05-18T11:24:43",
"content": "The optointerrupter should probably be shielded from room ambient light if you’re trying to get that sort of precision out of it.",
"parent_id": null,
"depth": 1,
"replies": []
},
... | 1,760,371,913.066139 | ||
https://hackaday.com/2024/05/18/netbsd-bans-ai-generated-code-from-commits/ | NetBSD Bans AI-Generated Code From Commits | Maya Posch | [
"Artificial Intelligence",
"Software Development"
] | [
"LLM",
"netbsd"
] | A recent change was
announced
to the NetBSD
commit guidelines
which amends these to state that code which was generated by Large Language Models (LLMs) or similar technologies, such as ChatGPT, Microsoft’s Copilot or Meta’s Code Llama is presumed to be tainted code. This amendment was to the existing section about tain... | 38 | 12 | [
{
"comment_id": "6759706",
"author": "Truth",
"timestamp": "2024-05-18T08:09:20",
"content": "The history of BSD is well know, why would they risk that nightmare again.The only thing people using the tool would be to validate what was a blatant theft of code. It Microsoft was serious they would have... | 1,760,371,913.146529 | ||
https://hackaday.com/2024/05/17/put-a-little-pigeon-in-you-next-clock-project/ | Put A Little Pigeon In Your Next Clock Project | Dan Maloney | [
"clock hacks"
] | [
"clock",
"gear",
"involute",
"pendulum",
"pigeons",
"profile",
"tooth",
"wheel"
] | If you’re anything like us, you’ve probably wondered why gear teeth are shaped the way they’re shaped. But we’ll go out on a limb and say
you’ve never wondered why gear teeth aren’t shaped like pigeons
, and what a clock that’s not quite a clock based around them would look like.
If this sounds like it has [Uri Tuchman... | 11 | 6 | [
{
"comment_id": "6759708",
"author": "BT",
"timestamp": "2024-05-18T08:18:01",
"content": "“…you’ve probably wondered why gear teeth are shaped the way they’re shaped.”So the touching surfaces roll rather than slide. You do npt oil gears in clocks.I can’t quite tell if he’s been really clever and cu... | 1,760,371,913.19427 | ||
https://hackaday.com/2024/05/17/winamp-source-code-will-be-opened-up-company-says/ | Winamp Source Code Will Be Opened Up, Company Says | Maya Posch | [
"News",
"Software Development"
] | [
"winamp"
] | Recently the company currently in charge of the Winamp media player – formerly Radionomy, now Llama Group –
announced
that it will be making the source code of the player ‘available to developers’. Although the peanut gallery immediately seemed to have jumped to the conclusion that this meant that the source would be m... | 58 | 29 | [
{
"comment_id": "6759663",
"author": "Ostracus",
"timestamp": "2024-05-18T02:08:36",
"content": "No other player allowed me to whip a Llama’s ass.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759870",
"author": "Antron Argaiv",
"timestamp"... | 1,760,371,913.285711 | ||
https://hackaday.com/2024/05/15/designing-a-quality-camera-slider-can-be-remarkably-satisfying/ | Designing A Quality Camera Slider Can Be Remarkably Satisfying | Lewin Day | [
"digital cameras hacks"
] | [
"arduino",
"camera slider",
"digital camera",
"stepper motor",
"toothed belt"
] | Camera sliders are great creative tools, letting you get smooth controlled shots that can class up any production.
[Anthony Kouttron] decided to build one for an engineering class,
and he ended up mighty satisfied with what he and his team accomplished.
As an engineering class project, this wasn’t a build done on a whi... | 7 | 3 | [
{
"comment_id": "6759086",
"author": "transistor-man",
"timestamp": "2024-05-15T20:22:20",
"content": "That camera slider has an enormous battery pack, how long is the run time? Ive seen some commercial camera sliders that generally run out after 2 hours. This looks like it will run all day. Nice bu... | 1,760,371,913.328744 | ||
https://hackaday.com/2024/05/15/how-ai-large-language-models-work-explained-without-math/ | How AI Large Language Models Work, Explained Without Math | Donald Papp | [
"Artificial Intelligence",
"Machine Learning"
] | [
"ai",
"LLM",
"natural language"
] | Large Language Models (LLMs ) are everywhere, but how exactly do they work under the hood? [Miguel Grinberg] provides
a great explanation of the inner workings of LLMs
in simple (but not simplistic) terms that eschews the low-level mathematics of
how
they work in favor of laying bare
what
it is they do.
At their heart,... | 24 | 8 | [
{
"comment_id": "6759066",
"author": "LH",
"timestamp": "2024-05-15T18:42:31",
"content": "I’d rather have it explained with math, just with English annotations for some of us that are rusty on our symbolic notation.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_... | 1,760,371,913.44539 | ||
https://hackaday.com/2024/05/15/hackaday-supercon-2024-call-for-participation-we-want-you/ | Hackaday Supercon 2024 Call For Participation: We Want You! | Elliot Williams | [
"cons",
"Hackaday Columns",
"News",
"Slider"
] | [
"2024 Hackaday Supercon",
"2024 Hackaday Superconference",
"call for participation",
"talks",
"workshops"
] | We’re tremendously excited to be able to announce that the Hackaday Supercon is on for 2024, and will be taking place November 1st through the 3rd in sunny Pasadena, California. As always, Supercon is all about you, the Hackaday community. So put on your thinking caps because we’d like to hear your proposals for talks ... | 9 | 5 | [
{
"comment_id": "6759041",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-15T17:22:21",
"content": "Elliot,I think that you should put more emphasis on the Hackaday “Pros”,than on the Hackaday “Cons”.B^)",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,913.386322 | ||
https://hackaday.com/2024/05/15/heres-the-norwegian-tape-deck-teardown-youve-been-waiting-for/ | Here’s The Norwegian Tape Deck Teardown You’ve Been Waiting For | Lewin Day | [
"home entertainment hacks",
"Teardown"
] | [
"cassette",
"cassette deck",
"compact cassette",
"teardown"
] | “They just don’t build ’em like they used to”
is a truer statement every year. Whether your vice is CRTs, film cameras, or tape decks, you’ll know that the very best gear simply isn’t manufactured anymore. Even the day-to-day stuff from 60 years ago is often a cut above a lot of today’s equipment. [Anthony Kouttron] sh... | 37 | 15 | [
{
"comment_id": "6759025",
"author": "Kryptylomese",
"timestamp": "2024-05-15T15:46:08",
"content": "Equipment with moving parts had to be built well to work well. Modern digital technology with no moving parts, far exceeds the sound quality of those older machines and with greater reliability and ... | 1,760,371,913.630552 | ||
https://hackaday.com/2024/05/15/a-slice-of-simulation-google-sheets-style/ | A Slice Of Simulation, Google Sheets Style | Al Williams | [
"computer hacks",
"Engineering",
"Featured",
"Retrocomputing"
] | [
"am2900",
"am2901",
"amd",
"bitslice"
] | Have you ever tried to eat one jelly bean or one potato chip? It is nearly impossible. Some of us have the same problem with hardware projects. It all started when I wrote about the old bitslice chips people used to build computers before you could easily get a whole CPU on a chip. Bitslice is basically Lego blocks tha... | 9 | 5 | [
{
"comment_id": "6759016",
"author": "BT",
"timestamp": "2024-05-15T15:07:43",
"content": "“I’m sealing up my bag of potato chips now. Really.”We’ll see!Great article, thanks, I enjoyed that.Now off to reopen my own bag of chips…",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,913.855685 | ||
https://hackaday.com/2024/05/15/introduction-to-mosfet-switching-losses/ | Introduction To MOSFET Switching Losses | Maya Posch | [
"Parts",
"Science"
] | [
"mosfet"
] | Metal-oxide semiconductor field-effect transistors (MOSFETs) see common use in applications ranging from the very small (like CPU transistors) to very large (power) switching applications. Although its main advantage is its high power efficiency, MOSFETs are not ideal switches with a perfect on or off state. Understand... | 17 | 7 | [
{
"comment_id": "6758982",
"author": "C",
"timestamp": "2024-05-15T11:56:42",
"content": "“but the turn-on time (RDS(on)) before this mode is reached is where major switching losses occur”Turn-on time is not RDS(on). RDS(on) is the on-resistance (between Drain and Source, hence the name) when fully ... | 1,760,371,913.691337 | ||
https://hackaday.com/2024/05/15/custom-polyurethane-belts-made-easy/ | Custom Polyurethane Belts Made Easy | Lewin Day | [
"Parts"
] | [
"3D printed parts",
"belt drive",
"belts",
"jig",
"polyurethane"
] | If you need to make polyurethane belts in custom lengths, it’s not
too hard.
You just need to take lengths of flexible polyurethane filament, heat the ends, and join them together. In practice, it’s difficult to get it right by hand.
That’s why [JBVCreative] built a 3D printed jig to make it easy.
The jig consists of t... | 13 | 9 | [
{
"comment_id": "6758976",
"author": "make piece not war",
"timestamp": "2024-05-15T10:26:16",
"content": "Thats a good ideea for 3d printer filament welding.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6758987",
"author": "Mika",
"timestamp": "2024... | 1,760,371,913.743256 | ||
https://hackaday.com/2024/05/16/non-split-flap-clock-does-it-with-fewer-flaps/ | Non-Split-Flap Clock Does It With Fewer Flaps | Kristina Panos | [
"clock hacks"
] | [
"3d printing",
"clock",
"not a split-flap display",
"split-flap display",
"stepper motor"
] | As cool as split-flap clocks and displays are, they do have a few disadvantages. The mechanism sticks out on the side, and the whole thing relies on gravity. Some people don’t care for the visual split in the middle of each digit that comes as a result. And their cousins, the Numechron clocks? Those wheels, especially ... | 17 | 10 | [
{
"comment_id": "6759299",
"author": "Daniel V.",
"timestamp": "2024-05-16T17:52:04",
"content": "That is a brilliant idea! Great execution too, I love the clock.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6759314",
"author": "Observer",
"timestamp... | 1,760,371,913.801913 | ||
https://hackaday.com/2024/05/16/measure-three-times-design-once/ | Measure Three Times, Design Once | Anne Ogborn | [
"Engineering",
"Featured",
"hardware",
"Skills"
] | [
"Mechanisms",
"robot"
] | Most of the Hackaday community would never wire a power supply to a circuit without knowing the expected voltage and the required current. But our mechanical design is often more bodged. We meet folks who carefully budget power to their microcontroller, sensors, and so on, but never measure the forces involved in their... | 35 | 13 | [
{
"comment_id": "6759275",
"author": "Julianne",
"timestamp": "2024-05-16T14:32:46",
"content": "So guilty of this ☺️I tend to go with ehat “looks sufficiently beefy”.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759276",
"author": "Julianne",
... | 1,760,371,913.98995 | ||
https://hackaday.com/2024/05/16/you-can-now-jailbreak-a-ps4-with-an-lg-tv/ | You Can Now Jailbreak A PS4 With An LG TV | Lewin Day | [
"Playstation Hacks"
] | [
"jailbreak",
"playstation 4",
"ps4"
] | You might think that jailbreaking a PS4 to run unsigned code is a complicated process that takes fancy tools and lots of work. While
developing
said jailbreaks was naturally no mean feat, thankfully they’re far easier for the end user to perform. These days,
all you need is an LG TV.
Of course, you can’t just use any L... | 12 | 5 | [
{
"comment_id": "6759242",
"author": "SewKnee",
"timestamp": "2024-05-16T11:35:45",
"content": "but… but… you MUST sign up for a PSN account for YOUR OWN SAFETY AND SECURITY! Otherwise we will shut down your games, EVEN if you aren’t even playing the game on a playstation!God I love when crackers p... | 1,760,371,913.908816 | ||
https://hackaday.com/2024/05/16/adaptive-chefs-knife-provides-better-leverage/ | Adaptive Chef’s Knife Provides Better Leverage | Donald Papp | [
"home hacks",
"Tool Hacks"
] | [
"3d printed",
"assistive",
"knife",
"molded",
"resin"
] | [Colleen] struggled with using a chef’s knife to cut a variety of foods while suffering from arthritis in her wrist and hand. There are knives aimed at people with special needs, but nothing suitable for serious work like [Colleen]’s professional duties in a commercial kitchen.
As a result, the IATP (Illinois Assistive... | 26 | 10 | [
{
"comment_id": "6759209",
"author": "Vincent",
"timestamp": "2024-05-16T09:03:35",
"content": "better to take a sharper knive or an ultra sonic. the one which is pictured looks like an add-on",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759214",
... | 1,760,371,914.058554 | ||
https://hackaday.com/2024/05/15/generative-ai-hits-the-commodore-64/ | Generative AI Hits The Commodore 64 | Lewin Day | [
"Machine Learning",
"Retrocomputing"
] | [
"ai",
"c64",
"commodore 64",
"machine learning",
"sprite"
] | Image-generating AIs are typically trained on huge arrays of GPUs and require great wads of processing power to run. Meanwhile,
[Nick Bild] has managed to get something similar running on a Commodore 64.
(via
Tom’s Hardware
).
A figure generated by [Nick]’s C64. We shall name him… “Sword Guy”!
As you might imagine, [Ni... | 5 | 4 | [
{
"comment_id": "6759259",
"author": "Bruce Gettel",
"timestamp": "2024-05-16T12:58:14",
"content": "Is that a sword, or are you happy to see me?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6759261",
"author": "Joshua",
"timestamp": "2024-05-16T13:1... | 1,760,371,914.1585 | ||
https://hackaday.com/2024/05/15/think-again-tips-on-finding-and-flexing-your-creativity/ | Think Again: Tips On Finding And Flexing Your Creativity | Donald Papp | [
"how-to",
"Lifehacks"
] | [
"creative thinking",
"problem solving"
] | Technical work — including problem-solving — is creative work. In addition, creativity is more than a vague and nebulous attribute that either is or isn’t present when it’s needed. A short article by [Anthony D. Fredericks] gives some practical and useful tips on
energizing and exercising one’s creativity
.
Why would c... | 19 | 6 | [
{
"comment_id": "6759165",
"author": "PWalsh",
"timestamp": "2024-05-16T02:59:28",
"content": "Okay, so… I’ve been studying psychology for a couple of years now, with a focus on creativity.The article states a claim: that creativity lies in looking for similarities rather than differences.I’ve never... | 1,760,371,914.112857 | ||
https://hackaday.com/2024/05/15/floss-weekly-episode-783-teaching-embedded-with-the-unphone/ | FLOSS Weekly Episode 783: Teaching Embedded With The Unphone | Jonathan Bennett | [
"Hackaday Columns",
"Podcasts"
] | [
"embedded",
"FLOSS Weekly",
"Unphone"
] | This week
Jonathan Bennett
and
Rob Campbell
talk with Gareth Coleman and Hamish Cunningham! It’s all about the Unphone, an open source handset sporting an ESP32, color touchscreen, and LoRa radio. It’s open hardware, and used in a 3rd year university course to teach comp sci majors about hardware and embedded developme... | 0 | 0 | [] | 1,760,371,914.199248 | ||
https://hackaday.com/2024/05/17/running-four-brushless-motors-with-a-single-pi-pico/ | Running Four Brushless Motors With A Single Pi Pico | Lewin Day | [
"Microcontrollers"
] | [
"motor controller",
"pi pico"
] | Sometimes, you have to drive four motors, and you need to do so with a certain level of control. You could throw a lot of parts at the problem, but you don’t necessarily have to. As [Shaun Crampton] demonstrates,
you can run four brushless DC motors with a single Pi Pico
.
[Shaun] set about developing a brushless motor... | 15 | 4 | [
{
"comment_id": "6759468",
"author": "Micos",
"timestamp": "2024-05-17T09:31:44",
"content": "With all respect, I thought you utilised Pico as 4-1 esc, but you just use “motor drivers” so title is pretty clickbait. Got disappointed",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,914.347869 | ||
https://hackaday.com/2024/05/16/customizable-bird-clock-sings-the-hours-by/ | Customizable Bird Clock Sings The Hours By | Bryan Cockfield | [
"clock hacks"
] | [
"atmega128a",
"bird",
"bird song",
"clock",
"DS3231",
"mp3",
"rtc",
"stepper motor"
] | For those looking to build their own clocks, one of the easiest ways to get started is with a pre-built module that uses a simple quartz oscillator and drives a set of hands. This generally doesn’t allow for much design of the clock besides the face, and since [core weaver] was building a clock that plays bird songs,
a... | 7 | 5 | [
{
"comment_id": "6759429",
"author": "Balls",
"timestamp": "2024-05-17T05:27:19",
"content": "This looks like a great way to scare my family in the middle of the night",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6759430",
"author": "Ewald",
"timesta... | 1,760,371,914.297782 | ||
https://hackaday.com/2024/05/16/is-the-frequency-domain-a-real-place/ | Is The Frequency Domain A Real Place? | Maya Posch | [
"Science"
] | [
"fourier transform",
"frequency domain"
] | When analyzing data, one can use a variety of transformations on the data to massage it into a form that works better to tease out the information one is interested in. One such example is the application of the Fourier transform, which transforms a data set from the time domain into the frequency domain. Yet what is t... | 60 | 17 | [
{
"comment_id": "6759395",
"author": "Charles Springer",
"timestamp": "2024-05-17T02:20:31",
"content": "Absolutely not. It is a mapping from the time domain to a Complex space.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759474",
"author": ".",
... | 1,760,371,914.532422 | ||
https://hackaday.com/2024/05/16/midi-spoon-piano-is-exactly-what-you-think-it-is/ | MIDI Spoon Piano Is Exactly What You Think It Is | Lewin Day | [
"Musical Hacks"
] | [
"capacitive touch",
"keyboard",
"midi",
"midi synth",
"music",
"spoons"
] | Pianos traditionally had keys made out of ivory, but there’s a great way to avoid that if you want to save the elephants. You can build a keyboard using spoons,
as demonstrated by [JCo Audio].
The build relies on twelve metal spoons to act as the keys of the instrument. They’re assembled into a wooden base in a manner ... | 6 | 4 | [
{
"comment_id": "6759369",
"author": "Tim",
"timestamp": "2024-05-16T23:03:37",
"content": "I hope he plays Spoonman!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759399",
"author": "Sheff",
"timestamp": "2024-05-17T03:00:18",
"con... | 1,760,371,914.418737 | ||
https://hackaday.com/2024/05/16/big-server-fan-becomes-fume-extractor/ | Big Server Fan Becomes Fume Extractor | Lewin Day | [
"Tool Hacks"
] | [
"fan",
"fume extractor",
"fumes"
] | [Anthony Kouttron] wanted a fume extractor for his personal electronics lab, but he didn’t like the look of the cheap off-the-shelf units that he found. Ultimately, he figured it couldn’t be that hard to build own
portable fume extractor
instead.
The build is based around
a mighty 110-watt centrifugal fan
from an IBM s... | 12 | 5 | [
{
"comment_id": "6759338",
"author": "Anthony Kouttron",
"timestamp": "2024-05-16T20:26:15",
"content": "Neat to see this project here! It’s currently changed a bunch since I last updated this article (1yr ago) and the PCB has been completely redesigned. The one I posted was a proof of concept. The ... | 1,760,371,916.670106 | ||
https://hackaday.com/2024/05/16/pump-it-up-gets-homebew-gba-port-that-rocks/ | Pump It UpGets Homebrew GBA Port That Rocks | Lewin Day | [
"Games",
"Nintendo Game Boy Hacks"
] | [
"game boy advance",
"gba",
"pump it up"
] | Pump It Up
is a popular music video game that hails from South Korea. It’s similar in vibe to
Dance Dance Revolution
and
In The Groove
, but it has an extra arrow panel to make life harder.
[Rodrigo Alfonso] loved it so much, he ported it to the Game Boy Advance.
The port looks fantastic, with all the fast-moving arrow... | 3 | 3 | [
{
"comment_id": "6759325",
"author": "Erik",
"timestamp": "2024-05-16T19:32:48",
"content": "Ahem, homebrew, not homebew",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6759376",
"author": "Akane",
"timestamp": "2024-05-16T23:24:23",
"content": "Jus... | 1,760,371,916.254095 | ||
https://hackaday.com/2024/05/16/displayport-hacking-and-examples/ | DisplayPort: Hacking And Examples | Arya Voronova | [
"Hackaday Columns",
"how-to"
] | [
"display port",
"displayport",
"engineering"
] | So far, I’ve talked about
why DisplayPort is the future,
introduced the basics of
how to work with it on the hacker level,
took apart
and
tamed the DisplayPort altmode,
and recently, went through the eDP (embedded DisplayPort) display technology. This time, I want to give you a project library to reference, so that you... | 16 | 8 | [
{
"comment_id": "6759298",
"author": "Steve M.",
"timestamp": "2024-05-16T17:41:11",
"content": "Comprehensive Article. Unfortunately there are no cheap DP capture solutions, or are there? Probably adapting to HDMI is the cheapest way.On a slightly related note, I recently (ab)used cheap ($8) USB 3.... | 1,760,371,916.616168 | ||
https://hackaday.com/2024/05/14/breadboardos-a-command-line-interface-for-the-pico/ | BreadboardOS, A Command Line Interface For The Pico | Lewin Day | [
"Microcontrollers",
"Raspberry Pi"
] | [
"breadboardos",
"os",
"pi pico",
"raspberry pi",
"Raspberry Pi Pico"
] | Operating systems! They’re everywhere these days, from your smart TV to your smartphone. And even in your microcontrollers!
Enter BreadboardOS for the Raspberry Pi Pico.
BreadboardOS is built on top of FreeRTOS. It’s aim is to enable quick prototyping with the Pi Pico. Don’t confuse operating system with a graphical en... | 25 | 14 | [
{
"comment_id": "6758941",
"author": "Le Gru",
"timestamp": "2024-05-15T06:18:48",
"content": "That looks awesome.Everything is better with a CLI.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6759297",
"author": "Steve",
"timestamp": "2024-... | 1,760,371,916.398312 | ||
https://hackaday.com/2024/05/14/the-perfect-desktop-kit-for-experimenting-with-self-driving-cars/ | The Perfect Desktop Kit For Experimenting With Self Driving Cars | Lewin Day | [
"Machine Learning"
] | [
"ai",
"machine learning",
"R/C car"
] | When we think about self-driving cars, we normally think about big projects measured in billions of dollars, all funded by major automakers. But you can still dive into this world on a smaller scale,
as [jmoreno555] demonstrates.
The build consists of a small RC car—an HSP 94123, in fact. It’s got a simple brushed moto... | 1 | 1 | [
{
"comment_id": "6758954",
"author": "Ewald",
"timestamp": "2024-05-15T07:24:36",
"content": "Would be nice to try this with an Orange Pi 5 which has a built-in NPU capable of 6 Tops.",
"parent_id": null,
"depth": 1,
"replies": []
}
] | 1,760,371,916.476341 | ||
https://hackaday.com/2024/05/14/vibrating-braille-display-is-portable/ | Vibrating Braille Display Is Portable | Al Williams | [
"Peripherals Hacks",
"Tech Hacks"
] | [
"braille",
"vibration motor"
] | Smartphones are an integral part of life, but what if you can’t see the screen? There is text-to-speech available, but that’s not always handy and can be slow. It also doesn’t help users who can’t hear or see. Refreshable braille devices are also available, but they are expensive and not very convenient to use. [Bmajor... | 5 | 5 | [
{
"comment_id": "6758879",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-14T23:30:10",
"content": "Bravo!",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6758899",
"author": "Andrew Singleton",
"timestamp": "2024-05-15T01:13:40"... | 1,760,371,916.160593 | ||
https://hackaday.com/2024/05/14/3d-print-a-drill-powered-helicopter-toy-because-its-simply-fun/ | 3D Print A Drill-Powered Helicopter Toy Because It’s Simply Fun | Lewin Day | [
"3d Printer hacks"
] | [
"3d printer",
"heli",
"heli toy",
"helicopter",
"toy"
] | These days, you can get a fully remote-control helicopter that you can fly around your house for about $30. Maybe less. Back in the day, kids had to make do with far simpler toys, like spinning discs that just flew up in the air. [JBV Creative] has built a toy just like that with his 3D printer.
It may be simple, but i... | 8 | 6 | [
{
"comment_id": "6758881",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-14T23:32:00",
"content": "When I saw the Title Photo, I wondered what Napoleon Dynamite had been up to since the movie was released.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
... | 1,760,371,916.203683 | ||
https://hackaday.com/2024/05/14/pcb-design-review-hdmi-to-lvds-sony-vaio-lcd-devboard/ | PCB Design Review: HDMI To LVDS Sony Vaio LCD Devboard | Arya Voronova | [
"Hackaday Columns",
"PCB Hacks",
"Skills"
] | [
"design review",
"hdmi",
"lvds"
] | Today, we revisit another board from [Exentio] – a HDMI/DVI to LVDS transmitter for the Sony Vaio P display. This board is cool to review – it has a high-speed serial interface, a parallel interface, a healthy amount of power distribution that can be tricky to route, and many connectors to look over.
I’ve decided to sh... | 23 | 8 | [
{
"comment_id": "6758775",
"author": "macsimski",
"timestamp": "2024-05-14T17:27:38",
"content": "i still miss the shortcut to change track thickness on the fly after routing. now you have to open a separate modal dialog to change them. or is there a shortcut for that?",
"parent_id": null,
"... | 1,760,371,916.332485 | ||
https://hackaday.com/2024/05/14/the-alien-energy-crisis-solved/ | The Alien Energy Crisis Solved | Al Williams | [
"News"
] | [
"aliens",
"dyson sphere",
"space"
] | Since the dawn of the industrial revolution, humans have been searching for more energy. Especially lately, there has been a huge interest in wind, solar, geothermal, and other ways to capture and harness power. However, we have a huge power plant just eight light minutes away: our sun. Oh sure, we toy with solar power... | 48 | 16 | [
{
"comment_id": "6758752",
"author": "Chris Waldrip",
"timestamp": "2024-05-14T16:28:12",
"content": "Any civilizations capable of building and utilizing one or more Dyson spheres would look at us like we look at the first mammals after the dinosaurs were wiped out. Cute, full of potential, but of n... | 1,760,371,916.555532 | ||
https://hackaday.com/2024/05/14/supercon-2023-building-the-ultimate-apple-iie-decades-later/ | Supercon 2023: Building The Ultimate Apple IIe, Decades Later | Lewin Day | [
"cons",
"Hackaday Columns",
"how-to"
] | [
"2023 Hackaday Supercon",
"apple",
"apple iie",
"Mega II"
] | The Apple II was launched in 1977, a full 47 years ago. The Apple IIe came out six years later, with a higher level of integration and a raft of new useful features. Apple eventually ended production of the whole Apple II line in 1993, but that wasn’t the end. People like [James Lewis] are still riffing on the platform... | 3 | 3 | [
{
"comment_id": "6758819",
"author": "George White",
"timestamp": "2024-05-14T19:09:34",
"content": "One of the best programs written for the //e was a program called Diversi-Dial.It was a 7 line chat system. 7 300 SSM Modemcards , or Micromodem ][e or AppleCat modems, and you had a system where use... | 1,760,371,916.440907 | ||
https://hackaday.com/2024/05/14/printable-keycaps-keep-the-alphasmart-neo-kicking/ | Printable Keycaps Keep The AlphaSmart NEO Kicking | Tom Nardi | [
"Peripherals Hacks"
] | [
"3D printed keycaps",
"AlphaSmart",
"AlphaSmart NEO",
"keycaps"
] | Today schools hand out Chromebooks like they’re candy, but in the early 1990s, the idea of giving each student a laptop was laughable unless your zip code happened to be 90210. That said, there was an obvious advantage to giving students electronic devices to write with, especially if the resulting text could be easily... | 11 | 3 | [
{
"comment_id": "6758661",
"author": "alanrcam",
"timestamp": "2024-05-14T12:12:49",
"content": "While the shape is good, there are no labels on the printed keycaps.You still need to sort that out yourself.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6758... | 1,760,371,916.890663 | ||
https://hackaday.com/2024/05/14/power-resistance-isnt-futile/ | Power Resistance Isn’t Futile | Al Williams | [
"Parts"
] | [
"nichrome wire",
"power resistor"
] | As [Electronoobs] points out, everything has resistance. So, how hard can it be to make
a high-power resistor
? In the video below, he examines a commercial power resistor and how to make your own using nichrome wire.
Sure, in theory, you can use a long piece of wire, but normally, you want to minimize the amount of sp... | 17 | 9 | [
{
"comment_id": "6758637",
"author": "CJay",
"timestamp": "2024-05-14T10:20:22",
"content": "They’re surprisingly complicated devices when you aim for the higher power levels and making them non inductive is kinda tricky if all you have is wire to work with.There are wirewounds that are specced up t... | 1,760,371,916.816012 | ||
https://hackaday.com/2024/05/13/github-hosts-ham-radio/ | GitHub Hosts Ham Radio | Al Williams | [
"Radio Hacks"
] | [
"ham radio",
"SI5351"
] | [Alex R2AUK] has been busy creating version two of a
homebrew all-band ham radio transceiver
. The unit has a number of features you don’t always see in homebrew radios. It covers the 80, 40, 30, 20, 17, 15, 12, and 10 meter bands. The receiver is a single-IF design with AGC. The transmitter provides up to 10W for CW a... | 23 | 9 | [
{
"comment_id": "6758635",
"author": "tyjtyjtyj",
"timestamp": "2024-05-14T09:53:20",
"content": "Is possible send/receive digital data too?for example mesh network?speed more than DMR or wifi 7",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6758689",
... | 1,760,371,917.452559 | ||
https://hackaday.com/2024/05/13/the-new-extremely-large-telescopes-and-the-us-waning-influence-in-astronomy/ | The New Extremely Large Telescopes And The US’ Waning Influence In Astronomy | Maya Posch | [
"Space"
] | [
"astronomy",
"telescope"
] | For many decades, the USA has been at the forefront of astronomy, whether with ground-based telescopes or space-based observatories like Hubble and the JWST. Yet this is now at risk as US astronomers are forced to choose between funding either the Giant Magellan Telescope (GMT) or the Thirty Meter Telescope (TMT) as pa... | 54 | 9 | [
{
"comment_id": "6758588",
"author": "paulvdh",
"timestamp": "2024-05-14T03:37:35",
"content": "Now this is a bit weird. The Magellan is somewhere halfway construction, while the 30m is in some planning state. It seems unlikely that construction of the Magellan is being started before financing has ... | 1,760,371,917.29217 | ||
https://hackaday.com/2024/05/13/broken-lens-provides-deep-dive-into-camera-repair/ | Broken Lens Provides Deep Dive Into Camera Repair | Dan Maloney | [
"digital cameras hacks",
"Repair Hacks"
] | [
"camera",
"diagnostic",
"fuse",
"lens",
"sigma",
"smd"
] | While most of us are probably willing to pick up the tools and void the warranty on just about anything, often just to see what’s inside, many of us draw the line at camera gear. The tiny screws, the complex mechanisms, and the easily destroyed optical elements are all enough to scare off the average hacker. Not so for... | 18 | 7 | [
{
"comment_id": "6758559",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-14T00:41:35",
"content": "The only notable camera repair that I have done was to replace the solenoid in my Pentax K-something. Fortunately, I had instructions from those who had done it before me.",
... | 1,760,371,917.585283 | ||
https://hackaday.com/2024/05/13/gps-at-any-speed/ | GPS At Any Speed | Al Williams | [
"Arduino Hacks",
"gps hacks"
] | [
"gps",
"speedometer"
] | [Mellow_Labs] was asked to create a
GPS speedometer
. It seems simple, but of course, the devil is in the details. You can see the process and the result in the video below.
We have to admit that he does things step-by-step. The first step was to test the GPS module’s interface. Then, he tried computing the speed from ... | 39 | 8 | [
{
"comment_id": "6758462",
"author": "Nathan",
"timestamp": "2024-05-13T20:10:11",
"content": "Just put a magnet on the wheel, and time it with a hall effect sensor. If you know the wheel diameter, you know the speed.Had a simple setup like this as a kid, probably was like 20$ or so. Used an lcd scr... | 1,760,371,917.52897 | ||
https://hackaday.com/2024/05/13/sandwizz-promises-to-reinvent-the-breadboard/ | Sandwizz Promises To Reinvent The Breadboard | Tom Nardi | [
"Tool Hacks"
] | [
"breadboard",
"jumperless",
"prototyping"
] | The solderless breadboard is perhaps the electronic hobbyist’s most commonly used tool, but let’s be honest, it isn’t exactly anyone’s favorite piece of gear. Even if you’ve got an infinite supply of jumpers in
just
the right size, any mildly complex circuit quickly becomes a nightmare to plan out and assemble. To say ... | 42 | 14 | [
{
"comment_id": "6758420",
"author": "f__",
"timestamp": "2024-05-13T18:41:31",
"content": "At a first glance, the concept is attractive. However, I think it’s ultimately the wrong direction to go.The point of breadboards is physicality and understandability. I can see where connections go, I can mo... | 1,760,371,917.200189 | ||
https://hackaday.com/2024/05/13/the-art-of-hackaday-hack-chat/ | The Art Of Hackaday Hack Chat | Dan Maloney | [
"Hackaday Columns"
] | [
"Hack Chat"
] | Join us on Wednesday, May 15 at noon Pacific for the
The Art of Hackaday Hack Chat
with
Joe Kim
!
Here at Hackaday, we writers strive to bring you the freshest hacks and the best news from the world of engineering and science. When we miss the mark and make technical errors or stake out a controversial position on some... | 15 | 5 | [
{
"comment_id": "6758363",
"author": "Regent",
"timestamp": "2024-05-13T16:10:29",
"content": "I love the illustrations, and often find myself wishing for a desktop version. Is there a public archive of them over the years?",
"parent_id": null,
"depth": 1,
"replies": [
{
"c... | 1,760,371,917.110313 | ||
https://hackaday.com/2024/05/13/new-quadcopter-speed-world-record-set-at-nearly-500-km-h/ | New Quadcopter Speed World Record Set At Nearly 500 Km/h | Maya Posch | [
"drone hacks",
"News"
] | [
"quadcopter",
"world record",
"world record flight"
] | Making a quadcopter go fast would seem to be quite simple: just strap on powerful motors, aim the quadcopter roughly at where you want it to go fast, and let ‘er rip. Because of aerodynamics and other pesky physical laws there are a few complications to this, of course, but this
didn’t deter
[Luke Bell] and his father ... | 20 | 7 | [
{
"comment_id": "6758366",
"author": "Clovis Fritzen",
"timestamp": "2024-05-13T16:16:31",
"content": "A true beast of a vehicle. Still remember the popularization of quads in the 2010s, such slow and limited ones. We have come a long way.",
"parent_id": null,
"depth": 1,
"replies": [
... | 1,760,371,917.641194 | ||
https://hackaday.com/2024/05/13/youve-probably-never-considered-taking-an-airship-to-orbit/ | You’ve Probably Never Considered Taking An Airship To Orbit | Lewin Day | [
"Featured",
"Interest",
"Original Art",
"Slider"
] | [
"airship",
"airship to orbit",
"orbit",
"space"
] | There have been all kinds of wild ideas to get spacecraft into orbit. Everything from firing huge cannons to spinning craft at rapid speed has been posited, explored, or in some cases, even tested to some degree. And yet, good ol’ flaming rockets continue to dominate all, because they actually get the job done.
Rockets... | 75 | 21 | [
{
"comment_id": "6758352",
"author": "gene",
"timestamp": "2024-05-13T14:56:26",
"content": "JP aerospace’s airship to orbit is a completely ridiculous concept. Unless they can get near magical hypersonic drag reduction tech to work it’s pointless, there’s just no way they can overcome drag for the ... | 1,760,371,917.769426 | ||
https://hackaday.com/2024/05/13/this-tiny-game-boy-lets-the-real-thing-play-online/ | This Tiny Game Boy Lets The Real Thing Play Online | Tom Nardi | [
"classic hacks",
"Nintendo Game Boy Hacks"
] | [
"3D printed enclosure",
"game boy",
"Game Boy Link Cable",
"Link Cable",
"pi pico"
] | Back in 2021, [stacksmashing] found that it took little more than a Raspberry Pi Pico and some level-shifters to create a USB connection with the Game Boy’s link port. Add in the proper software, and suddenly you’ve got online multiplayer for the classic handheld. The hardware was cheap, the software open source, and a... | 5 | 2 | [
{
"comment_id": "6758309",
"author": "David",
"timestamp": "2024-05-13T12:02:08",
"content": "Oh that’s neat. I gotta build a couple of those, pretty sure I have all the parts except the PCB and prints. Is the server script still Tetris-only?",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,371,917.812733 | ||
https://hackaday.com/2024/05/13/cp-m-on-an-eight-line-display/ | CP/M On An Eight Line Display | Al Williams | [
"Retrocomputing"
] | [
"CP/M",
"z80"
] | How many lines do you need on a CP/M terminal? More is usually better, of course, but the MicroOffice RoadRunner managed with an 8-row, 80-column LCD screen. That may sound anemic, but in 1983, it was high-tech, as was the RoadRunner, and
[Tech Time Traveller] tells us about them in a recent video
you can see below.
Th... | 5 | 2 | [
{
"comment_id": "6758318",
"author": "Steven-X",
"timestamp": "2024-05-13T12:31:36",
"content": "Back then I had just upgraded my ZX81 for a C64, of which I’d eventually use GEOS to write papers for school. Or use their built-in spreadsheet.Though it was an exciting time for computers, the major iss... | 1,760,371,917.86181 | ||
https://hackaday.com/2024/05/12/emulate-a-kim-1-with-a-commodore-64/ | Emulate A KIM-1 With A Commodore 64 | Al Williams | [
"Retrocomputing",
"Software Hacks"
] | [
"commodore 64",
"emulator",
"kim-1"
] | When you think about virtualization, you usually think about making some CPU pretend to be another CPU. However, there are sometimes advantages to making a computer pretend to be the
same
computer.
That’s the case with [oldvcr]’s
KIMplement
, which emulates a KIM-1 with a 6502 using a Commodore 64, which also uses a 65... | 1 | 1 | [
{
"comment_id": "6758426",
"author": "Serentty",
"timestamp": "2024-05-13T18:55:39",
"content": "> When you think about virtualization, you usually think about making some CPU pretend to be another CPU. However, there are sometimes advantages to making a computer pretend to be the same computer.What... | 1,760,371,917.896705 | ||
https://hackaday.com/2024/05/12/answering-all-your-iscsi-scanner-questions/ | Answering All Your ISCSI Scanner Questions | Arya Voronova | [
"computer hacks",
"hardware",
"Retrocomputing"
] | [
"document scanner",
"film scanner",
"flatbed scanner",
"iscsi",
"scanner",
"scsi"
] | iSCSI is a widely used protocol for exposing SCSI devices over a network connection, and some scanners have in the past been equipped with SCSI ports. So, could you have an iSCSI network scanner? [xssfox]
details her journey
making a Canoscan FS4000US film scanner work over iSCSI, sparked by someone’s
overly-confident ... | 17 | 5 | [
{
"comment_id": "6758218",
"author": "asheets",
"timestamp": "2024-05-13T02:09:27",
"content": "“No flatbed scanners with SCSI ports could be found on the cheap,” ??? At the local Goodwill, you’d be hard pressed to find one that wasn’t SCSI.",
"parent_id": null,
"depth": 1,
"replies": [... | 1,760,371,917.951243 | ||
https://hackaday.com/2024/05/12/hackaday-links-may-12-2024/ | Hackaday Links: May 12, 2024 | Dan Maloney | [
"Hackaday Columns",
"Hackaday links",
"Slider"
] | [
"biosignature",
"bluetooth",
"dimethyl sulfide",
"exoplante",
"FORTRAN",
"fuzzy bunny slippers",
"hackaday links",
"ICBM",
"K2-18b",
"launch control center",
"Minuteman",
"satellite",
"semiconductor fab",
"survey"
] | Don’t pack your bags for the trip to exoplanet K2-18b quite yet — it turns out that the James Webb Space Telescope
may not have detected signs of life there
after all. Last year, astronomers reported the possible presence of dimethyl sulfide there, a gas that (at least on Earth) is generally associated with phytoplankt... | 9 | 6 | [
{
"comment_id": "6758211",
"author": "spaceman spiff",
"timestamp": "2024-05-13T00:47:21",
"content": "Darn – I was on my way to K2-18b.How does K2-18c look?",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6758217",
"author": "The Commenter Formerly Known A... | 1,760,371,918.000992 | ||
https://hackaday.com/2024/05/12/autochrome-for-the-2020s/ | Autochrome For The 2020s | Jenny List | [
"chemistry hacks",
"News"
] | [
"autochrome",
"photographic chemistry",
"photography"
] | For all intents and purposes, photography here in 2024 is digital. Of course chemical photography still exists, and there are a bunch of us who love it for what it is, but even as we hang up our latest strip of negatives to dry we have to admit that it’s no longer mainstream. Among those enthusiasts who work with conve... | 2 | 2 | [
{
"comment_id": "6758229",
"author": "Isaac Wingfield",
"timestamp": "2024-05-13T03:47:08",
"content": "Sort of related was Polaroid’s Polacolor (IIRC), which used very narrow RGB stripes (like A Sony color TV) over a very fine grain Polaroid quick-developing B&W emulsion. Color was great, but dim b... | 1,760,371,918.297607 | ||
https://hackaday.com/2024/05/12/ircb-s73-7-satellite-found-after-going-untracked-for-25-years/ | IRCB S73-7 Satellite Found After Going Untracked For 25 Years | Maya Posch | [
"Space"
] | [
"satellite",
"space debris"
] | When the United States launched the KH-9 Hexagon spy satellite into orbit atop a Titan IIID rocket in 1974, it brought a calibration target along for the ride: the Infra-Red Calibration Balloon (IRCB) S73-7. This 66 cm (26 inch) diameter inflatable satellite was ejected by the KH-9, but failed to inflate into its inten... | 26 | 9 | [
{
"comment_id": "6758174",
"author": "WurstCase",
"timestamp": "2024-05-12T19:09:42",
"content": "Did it pass the Event Horizon?",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6758178",
"author": "RitJ",
"timestamp": "2024-05-12T19:39:43",
... | 1,760,371,918.650406 | ||
https://hackaday.com/2024/05/12/jtag-hacking-an-ssd-with-a-pi-a-primer/ | JTAG Hacking An SSD With A Pi: A Primer | Arya Voronova | [
"Reverse Engineering",
"Tool Hacks"
] | [
"jtag",
"jtag finder",
"jtag tools",
"nvme ssd",
"ssd"
] | [Matthew “wrongbaud” Alt] is well known around these parts for his hardware hacking and reverse-engineering lessons, and
today he’s bringing us a JTAG hacking primer
that demoes some cool new hardware — the PiFEX (Pi Interface Explorer). Ever wondered about those testpoint arrays on mSATA and M.2 SSDs? This write-up la... | 4 | 2 | [
{
"comment_id": "6758220",
"author": "wrzwicky",
"timestamp": "2024-05-13T02:54:49",
"content": "Enterprise SAS SSD drives have a tiny connector on the front, I’m curious if those are related.",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6758271",
... | 1,760,371,918.44788 | ||
https://hackaday.com/2024/05/12/tweeze-your-way-to-soldering-success/ | Tweeze Your Way To Soldering Success! | Jenny List | [
"Tool Hacks"
] | [
"soldering",
"soldering tools",
"tweezers"
] | Soldering, for those of us who spend a lot of time at an electronics bench, is just one of those skills we
have
, in the way that a blacksmith can weld or a tailor can cut clothing. We have an uncommon skill with hot metal and can manipulate the tiniest of parts, and incidentally our chopstick skills aren’t that bad as... | 25 | 12 | [
{
"comment_id": "6758109",
"author": "Erik VdB",
"timestamp": "2024-05-12T11:27:49",
"content": "“a good pair of tweezers” ???a single tweezer is not a tweazer, it is just useless, just like a single scisser is not a scissor …",
"parent_id": null,
"depth": 1,
"replies": [
{
... | 1,760,371,918.361027 | ||
https://hackaday.com/2024/05/12/a-master-class-on-reverse-engineering-six-ar-glasses/ | A Master-Class On Reverse-Engineering Six AR Glasses | Arya Voronova | [
"Reverse Engineering",
"Virtual Reality"
] | [
"ar glasses",
"augmented reality",
"augmentedreality"
] | Augmented reality (AR) tech is getting more and more powerful, the glasses themselves are getting sleeker and prettier, and at some point, hackers have to conquer this frontier and extract as much as possible. [Void Computing] is writing an open source SDK for making use of AR glasses, and, along the way, they’ve broug... | 3 | 3 | [
{
"comment_id": "6758155",
"author": "Miles",
"timestamp": "2024-05-12T15:53:26",
"content": "Side by side stereoscopic 3D gaming possible on Windows and Linux (this should really just be supported out of the box on any video card drivers and game in this day and age, but at least people are hacking... | 1,760,371,918.401114 | ||
https://hackaday.com/2024/05/11/no-solder-squeeze-your-parts-to-the-pcb/ | No Solder! Squeeze Your Parts To The PCB | Elliot Williams | [
"PCB Hacks"
] | [
"pcb",
"prototyping",
"rapid prototyping",
"reuse",
"solderless"
] | What’s solder for, anyway? It’s just the stuff that sticks the parts to the PCB. If you’re rapid prototyping, possibly with expensive components, and want to be able to remove chips from the board easily when you spin up the next iteration, it would be great if you didn’t have to de-solder them to move on. If only you ... | 30 | 14 | [
{
"comment_id": "6758031",
"author": "jpa",
"timestamp": "2024-05-12T05:24:05",
"content": "Pretty nice – and the holes for component alignment could simplify SMD use for people who find it too fiddly to solder them.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id... | 1,760,371,918.51044 | ||
https://hackaday.com/2024/05/11/the-minimalistic-dillo-web-browser-is-back/ | The Minimalistic Dillo Web Browser Is Back | Maya Posch | [
"internet hacks",
"Retrocomputing",
"Software Development"
] | [
"dillo",
"web browser"
] | Over the decades web browsers have changed from the fairly lightweight and nimble HTML document viewers of the 1990s to today’s top-heavy browsers that struggle to run on a system with less than a quad-core, multi-GHz CPU and gigabytes of RAM. All but a few, that is.
Dillo is one of a small number of browsers that requ... | 21 | 9 | [
{
"comment_id": "6758020",
"author": "the gambler",
"timestamp": "2024-05-12T04:13:44",
"content": "oh come on you mean it is not normal for chrome to use 90%+ cpu usage and 8GB+ of ram when i open up a web page……….",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_i... | 1,760,371,918.716234 | ||
https://hackaday.com/2024/05/11/blueberry-is-a-smartphone-agnostic-keyboard-firmware/ | BlueBerry Is A Smartphone-Agnostic Keyboard Firmware | Kristina Panos | [
"Peripherals Hacks"
] | [
"bluetooth",
"bluetooth keyboard",
"keyboard",
"phone keyboard",
"ZMK"
] | If you’re anything like us, you really, really miss having a physical keyboard on your phone. Well, cry no more, because [Joe LiTrenta] has made it possible for any modern smartphone whatsoever to have a detachable, physical keyboard and mouse at the ready.
[Joe] calls this creation the BlueBerry
.
The keyboard/mouse c... | 34 | 13 | [
{
"comment_id": "6757990",
"author": "StevoBambino",
"timestamp": "2024-05-12T00:09:13",
"content": "This is the best idea I have seen in a while. I hate touch interfaces so much. My fingers just do not work with them.",
"parent_id": null,
"depth": 1,
"replies": [
{
"commen... | 1,760,371,918.941428 | ||
https://hackaday.com/2024/05/11/software-bug-results-in-insulin-pump-injuries-spurs-recall/ | Software Bug Results In Insulin Pump Injuries, Spurs Recall | Dan Maloney | [
"Medical Hacks",
"News"
] | [
"diabetes",
"fda",
"insulin",
"ios",
"recall",
"T1D",
"tandem"
] | Managing Type 1 diabetes is a high-stakes balancing act — too much or too little insulin is a bad thing, resulting in blood glucose levels that deviate from a narrow range with potentially dire consequences on either side. Many diabetics choose to use an insulin pump to make managing all this easier, but as
a recent re... | 24 | 12 | [
{
"comment_id": "6757959",
"author": "nik282000",
"timestamp": "2024-05-11T20:30:05",
"content": "Who could have ever predicted that connecting a life saving device to a machine most people use for watching 6 hrs of TikTok could be a bad idea?",
"parent_id": null,
"depth": 1,
"replies": ... | 1,760,371,918.786264 | ||
https://hackaday.com/2024/05/11/the-impossible-repair-ribbon-cables/ | The Impossible Repair: Ribbon Cables | Jenny List | [
"Repair Hacks"
] | [
"aluminium tape",
"membrane keypad",
"ribbon cable"
] | It’s a problem that faces many a piece of older equipment that ribbon cables of the type used on membrane keyboards start to fail as they become older. These cables are extremely difficult to repair as they can’t be soldered to, and since they are usually custom to the device in question. All is not lost, though, as
[S... | 32 | 19 | [
{
"comment_id": "6757916",
"author": "Greg A",
"timestamp": "2024-05-11T17:17:32",
"content": "tl;dr: not really.",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6757919",
"author": "m1ke",
"timestamp": "2024-05-11T17:36:14",
"content": "Nice fix. I... | 1,760,371,918.856563 | ||
https://hackaday.com/2024/05/11/institutional-memory-on-paper/ | Institutional Memory, On Paper | Elliot Williams | [
"Hackaday Columns",
"Space"
] | [
"history",
"memory",
"newsletter",
"Rant",
"scanning",
"voyager"
] | Our own Dan Maloney has been on a Voyager kick for the past couple of years. Voyager, the space probe. As a long-term project, he has been trying to figure out the computer systems on board. He got far enough to
write up a great overview piece
, and it’s a pretty good summary of what we know these days. But along the w... | 18 | 9 | [
{
"comment_id": "6757883",
"author": "Frank",
"timestamp": "2024-05-11T15:02:04",
"content": "It happens a lot. I worked for a company that had not got the source to two embedded systems that represent a major part of there business. One of my secondary task was to reverse engineer and rewrite them.... | 1,760,371,919.112 | ||
https://hackaday.com/2024/05/11/gather-round-this-unique-4-player-arcade-cabinet/ | Gather ‘Round This Unique 4-Player Arcade Cabinet | Tom Nardi | [
"Games",
"home entertainment hacks"
] | [
"arcade cabinet",
"cocktail cabinet",
"multiplayer"
] | Usually when we see arcade cabinet builds, they’re your standard single-player stand up variety. Even one of them takes up quite a bit of room, so as appealing as it might be to link up two or more cabinets together for the occasional multiplayer session, the space required makes it a non-starter for most of us.
But
th... | 4 | 4 | [
{
"comment_id": "6757863",
"author": "Donta",
"timestamp": "2024-05-11T12:13:06",
"content": "Looks like ply rather than mad",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6757907",
"author": "Lover of very cool things",
"timestamp": "2024-05-11T16:33:... | 1,760,371,919.16387 | ||
https://hackaday.com/2024/05/11/protoboard-z80-computer-teaches-the-basics/ | Protoboard Z80 Computer Teaches The Basics | Tom Nardi | [
"Parts",
"Retrocomputing"
] | [
"handwired",
"perfboard",
"z80"
] | As curious people, we’re all incredibly fortunate to live in an age where information can so easily be obtained. If you want to learn how something works, from a cotton gin to an RBMK reactor, you’re just a few keystrokes away from articles, diagrams, and videos on the subject. But as helpful as all of that information... | 16 | 8 | [
{
"comment_id": "6757833",
"author": "smartroad",
"timestamp": "2024-05-11T08:19:58",
"content": "Makes me wonder if there is a big enough market these days to create an ASIC graphics chip based on either an old design or something more modern? Given the extremely high costs of going ASIC would ther... | 1,760,371,919.047478 | ||
https://hackaday.com/2024/05/10/an-umbrella-can-teach-a-thing-or-two-about-product-longevity/ | An Umbrella Can Teach A Thing Or Two About Product Longevity | Jenny List | [
"Art"
] | [
"design",
"durability",
"recycling",
"right to repair"
] | This time of year always brings a few gems from outside Hackaday’s usual circle, as students attending industrial design colleges release their final year projects, The worlds of art and engineering sit very close together at times, and theirs is a discipline which sits firmly astride that line. This is amply demonstra... | 30 | 15 | [
{
"comment_id": "6757813",
"author": "Anonymous",
"timestamp": "2024-05-11T05:16:41",
"content": "The most durable umbrella is only comical because it actually fails to be a practical umbrella. Improved further with weight reduction, repairability, and time-tested materials (not mystery-meat carbon ... | 1,760,371,919.380759 | ||
https://hackaday.com/2024/05/10/ai-created-coffee-blend-isnt-terrible/ | AI-Created Coffee Blend Isn’t Terrible | Kristina Panos | [
"Artificial Intelligence",
"chemistry hacks"
] | [
"artificial intelligence",
"coffee",
"coffee beans",
"coffee blend"
] | Weren’t we just talking about coffee-based sacrilege the other day? Here’s something to make the single-origin bean snobs chew their espresso cups:
an artisan roastery in Helsinki is offering a coffee blend created by artificial intelligence called AI-conic
. The idea, of course, is that technology will lighten the wor... | 12 | 6 | [
{
"comment_id": "6757828",
"author": "shinsukke",
"timestamp": "2024-05-11T07:11:36",
"content": "It seems weird to see LLMs (large language models) being used as mini “brains” when all they do in the simplest terms is predict the next word that must come.",
"parent_id": null,
"depth": 1,
... | 1,760,371,919.265944 | ||
https://hackaday.com/2024/05/10/split-flap-clock-uses-magnets-everywhere/ | Split-Flap Clock Uses Magnets Everywhere | Kristina Panos | [
"Arduino Hacks",
"clock hacks"
] | [
"arduino nano",
"clock",
"hall effect sensor",
"magnets",
"split-flap display",
"stepper motor"
] | While split-flap alarm clocks once adorned heavy wood nightstands in strong numbers, today the displays are most commonly found in train stations and airports. Hey, at least they’re still around, right? Like many of us, [The Wrench] has always wanted to make one for themselves,
but they actually got around to doing it
... | 2 | 2 | [
{
"comment_id": "6757836",
"author": "elmesito",
"timestamp": "2024-05-11T08:46:13",
"content": "Cool, ,but just one step away from being perfect. Making use of a ESP8266, he would make time setting completely automatic.I have a split flap mechanism from an old alarm clock, that I intend to bring b... | 1,760,371,919.207939 | ||
https://hackaday.com/2024/05/10/diy-bimetallic-strip-dings-for-teatime/ | DIY Bimetallic Strip Dings For Teatime | Elliot Williams | [
"chemistry hacks",
"cooking hacks",
"green hacks"
] | [
"bimetallic strip",
"machining"
] | Do you like your cup of tea to be cooled down to exactly 54 C, have a love for machining, and possess more than a little bit of a mad inventor bent? If so, then you have a lot in common with [Chronova Engineering]. In this video, we see him
making a fully mechanical chime-ringing tea-temperature indicator
– something w... | 5 | 5 | [
{
"comment_id": "6757763",
"author": "Paul LeBlanc",
"timestamp": "2024-05-10T22:17:04",
"content": "You could use it to automatically snuff out a candle after a given period of time",
"parent_id": null,
"depth": 1,
"replies": []
},
{
"comment_id": "6757814",
"author": "Thoma... | 1,760,371,919.543016 | ||
https://hackaday.com/2024/05/10/the-3d-printed-computer-space-takes-shape/ | The 3D PrintedComputer SpaceTakes Shape | Jenny List | [
"Games"
] | [
"3d printing",
"arcade games",
"Computer Space"
] | A few weeks ago we brought you news of a project to recreate the flowing lines of the first computerised arcade game,
Computer Space
, as a full-size 3D printed replica. We left the project with all the parts put together to make a complete but unfinished shell that was very recognizable as a
Computer Space
cabinet but... | 0 | 0 | [] | 1,760,371,919.432114 | ||
https://hackaday.com/2024/05/10/hackaday-podcast-episode-270-a-cluster-of-microcontrollers-a-rocket-engine-from-scratch-and-a-look-inside-voyager/ | Hackaday Podcast Episode 270: A Cluster Of Microcontrollers, A Rocket Engine From Scratch, And A Look Inside Voyager | Tom Nardi | [
"Hackaday Columns",
"Podcasts"
] | [
"Hackaday Podcast"
] | Join Hackaday Editors Elliot Williams and Tom Nardi as they get excited over the pocket-sized possibilities of the recently announced 2024 Business Card Challenge, and once again discuss their picks for the most interesting stories and hacks from the last week. There’s cheap microcontrollers in highly parallel applicat... | 0 | 0 | [] | 1,760,371,919.475328 | ||
https://hackaday.com/2024/05/10/reflecting-on-the-state-of-game-boy-emulation-in-2024/ | Reflecting On The State Of Game Boy Emulation In 2024 | Tom Nardi | [
"classic hacks",
"Nintendo Game Boy Hacks"
] | [
"emulation",
"game boy",
"GB Enhanced+"
] | Considering the decades that have passed since Nintendo’s Game Boy was considered the state-of-the-art in mobile gaming, you’d imagine that the community would have pretty much perfected the emulation of the legendary family of handhelds — and on the whole, you’d be right. Today, you can get open source emulators for y... | 14 | 5 | [
{
"comment_id": "6757683",
"author": "SETHxor",
"timestamp": "2024-05-10T17:52:38",
"content": "I mainly use the mGBA amd Gambatte emulator cores in Retropie. They work great, but some games won’t or can’t work due to lack of hardware emulation, gameboy camera, tilt sensors.",
"parent_id": null... | 1,760,371,919.9445 | ||
https://hackaday.com/2024/05/10/this-week-in-security-tunnelvision-scarecrows-and-poutine/ | This Week In Security: TunnelVision, Scarecrows, And Poutine | Jonathan Bennett | [
"Hackaday Columns",
"News",
"Security Hacks"
] | [
"github",
"gitlab",
"This Week in Security",
"TunnelVision"
] | There’s a clever “new” attack against VPNs, called
TunnelVision
, done by researchers at Leviathan Security. To explain why we put “new” in quotation marks, I’ll just share my note-to-self on this one written before reading the write-up: “Doesn’t using a more specific DHCP route do this already?” And indeed, that’s the... | 9 | 5 | [
{
"comment_id": "6757646",
"author": "Horacio",
"timestamp": "2024-05-10T15:23:30",
"content": "The cyber scarecrow reminds me of another trick that was setting some locale in regedit as russian, as most hackers from there wouldn’t want to infect nationals",
"parent_id": null,
"depth": 1,
... | 1,760,371,919.648438 | ||
https://hackaday.com/2024/05/10/this-typewriter-types-toast/ | This Typewriter Types Toast | Jenny List | [
"Art"
] | [
"design",
"toaster",
"typewriter"
] | As a writer it’s a pleasure to see one’s work appear from time to time on a physical medium. While newspapers may be shuffling slowly off this mortal coil, there are still a few opportunities to write for printed media. It’s safe to say that no Hackaday scribe has ever managed to have their work published on the medium... | 28 | 11 | [
{
"comment_id": "6757567",
"author": "BT",
"timestamp": "2024-05-10T11:23:58",
"content": "Ha ha you can eat your words!",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6757588",
"author": "Dave",
"timestamp": "2024-05-10T12:36:36",
"c... | 1,760,371,919.722079 | ||
https://hackaday.com/2024/05/10/diy-keyboard-can-handle-up-to-three-host-devices/ | DIY Keyboard Can Handle Up To Three Host Devices | Kristina Panos | [
"Peripherals Hacks"
] | [
"atmega32u4",
"Planck",
"Planck keyboard",
"QMK"
] | Here’s a story that may be familiar: [der-b] is a Linux developer who is forced two carry two laptops — one for work with unavoidable work stuff on it, and one for software development. Unfortunately this leads to keyboard confusion between the two when one is connected to an external display.
In an attempt to overcome... | 16 | 8 | [
{
"comment_id": "6757524",
"author": "itsemast",
"timestamp": "2024-05-10T08:17:45",
"content": "I am not sure what would be easier: adding a new device into the equation (the switching keyboard) or just getting rid of one of the laptops. Pretty sure one of them can be left plugged to a wall adapter... | 1,760,371,919.780926 | ||
https://hackaday.com/2024/05/09/the-zx-spectrum-takes-to-the-airwaves-again/ | The ZX Spectrum Takes To The Airwaves Again | Jenny List | [
"Retrocomputing"
] | [
"broadcast radio",
"tape storage",
"ZX Spectrum"
] | A perk of writing for Hackaday comes in the vast breadth of experience represented by our fellow writers. Through our colleague [Voja Antonić] for example we’ve gained an unparalleled insight into the cutting edge of 8-bit computing in 1980s Yugoslavia, of his Galaksija home computer, and of software being broadcast ov... | 11 | 6 | [
{
"comment_id": "6757543",
"author": "Joshua",
"timestamp": "2024-05-10T09:23:29",
"content": "It’s fascinating how history is intertwined sometimes. Especially east vs west.For example, I’ve read that many ZX Spectrums came from West Germany (smuggled over?), while the eastern block Z80 was the U88... | 1,760,371,920.000039 | ||
https://hackaday.com/2024/05/09/an-audio-delay-the-garden-hose-way/ | An Audio Delay, The Garden Hose Way | Jenny List | [
"Musical Hacks"
] | [
"delay",
"hose",
"lo-fi"
] | Creating music in 2024 is made easier by ready access to a host of effects in software that were once the preserve only of professional studios. One such is the delay; digital delays are now a staple of any production software where once they required infrastructure. [Look Mum No Computer] is no stranger to the world o... | 21 | 10 | [
{
"comment_id": "6757463",
"author": "The Commenter Formerly Known As Ren",
"timestamp": "2024-05-10T02:20:29",
"content": "The bottom link is requesting a WordPress login…",
"parent_id": null,
"depth": 1,
"replies": [
{
"comment_id": "6757474",
"author": "Giake",
... | 1,760,371,920.05993 |
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